Your interpretation of "a group you are a member of" as referring to formal membership in the Rust Foundation specifically, rather than membership in the Rust community generally* seems like it gets at one of the issues in dispute, namely, whether there is an effort by corporate participants in the RF to (re)define what Rust is.
(*): "community membership" is necessarily somewhat nebulous, but Steve is, undeniably, a member of the Rust community.
Reminds me of the recurring debates we had (and have!) in KDE about the right way to structure decision making from the development community and the KDE e.V.
> Your interpretation of "a group you are a member of" as referring to formal membership in the Rust Foundation specifically, rather than membership in the Rust community generally
The linked Tweet thread is specifically directed at the Rust Foundation, not the general Rust community.
Steve Klabnik is obviously a member of the Rust community.
(*): "community membership" is necessarily somewhat nebulous, but Steve is, undeniably, a member of the Rust community.